package com.atguigu.vod.service.Impl;

import com.aliyun.vod.upload.impl.UploadVideoImpl;
import com.aliyun.vod.upload.req.UploadStreamRequest;
import com.aliyun.vod.upload.resp.UploadStreamResponse;
import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.vod.model.v20170321.DeleteVideoRequest;
import com.aliyuncs.vod.model.v20170321.DeleteVideoResponse;
import com.atguigu.servicebase.exceptionhandler.GuliException;
import com.atguigu.vod.service.VodService;
import com.atguigu.vod.utils.VideoUtils;
import com.atguigu.vod.utils.initVideo;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import java.io.InputStream;

@Service
public class VodServiceImpl implements VodService {

    /**
     * accessKeyId,
     * accessKeySecret,
     * title, 文件标题
     * fileName, 原始文件名
     * inputStream：文件流
     * @param file
     * @return
     */

    @Override
    public String uploadVideo(MultipartFile file) {

        try{
            String videoId = "";
            String fileName = file.getOriginalFilename();
            String title = fileName.substring(0, fileName.lastIndexOf("."));;
            InputStream inputStream = file.getInputStream();
            UploadStreamRequest request = new UploadStreamRequest(VideoUtils.ACCESS_KEY_ID, VideoUtils.ACCESS_KEY_SECRET, title, fileName, inputStream);
            UploadVideoImpl uploader = new UploadVideoImpl();
            UploadStreamResponse response = uploader.uploadStream(request);
            if (response.isSuccess()) {
                videoId = response.getVideoId();
            } else { //如果设置回调URL无效，不影响视频上传，可以返回VideoId同时会返回错误码。其他情况上传失败时，VideoId为空，此时需要根据返回错误码分析具体错误原因
                videoId = response.getVideoId();
            }
            return videoId;
        }catch (Exception e){
            e.printStackTrace();
            return null;
        }
    }

    /**
     * 删除视频
     * @param id
     */
    @Override
    public void deleteVideo(String id) {
        try {
            //初始化对象cline
            DefaultAcsClient client = initVideo.initVodClient(VideoUtils.ACCESS_KEY_ID, VideoUtils.ACCESS_KEY_SECRET);
            DeleteVideoRequest request = new DeleteVideoRequest();
            //支持传入多个视频ID，多个用逗号分隔
            request.setVideoIds(id);

            client.getAcsResponse(request);

        }catch (Exception e){
            e.printStackTrace();
            throw new GuliException(20001,"删除视频失败");
        }


    }
}
